Waste Water Treatment Plant

Woodard & Curran took over operation of the plant on January 1, 2019. Overall the Cohasset Sewer Commission is very pleased with the operation and maintenance of the plant. The Facility continues to produce a very high quality effluent, utilizing its innovative membrane technology.

Award Winning


The Department of Environmental Protection recognized the Town of Cohasset as the recipient of the 2013 Award of Excellence for Plant Performance. This award is a significant achievement for the treatment facility and for the Cohasset as a whole. The Sewer Commission would like to recognize Woodard & Curran and Coughlin Environmental Services for continuing to adhere to the high standards we expect from our partners in operations.